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Home >> Chevrolet >> 2005 >> Malibu Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 196 (Engine Mechanical - 3.6L (Ly7) (Repair Instructions - 1 Of 5)) >> On-Vehicle Repair Instructions (Part 1) >> Cylinder Head Replacement - Right >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the right bank secondary timing chain. Refer to Secondary Camshaft Drive Chain Replacement - Right .
  2. Remove the coolant inlet pipe bolts and reposition the coolant inlet pipe to provide access.
  3. Remove the catalytic converter.
    4. Fig 1: View Of Wiring Harness Ground Bolt At Side Of Right Cylinder Head
    GM945769Courtesy of GENERAL MOTORS CORP.
  4. Remove the wiring harness ground from the side of the cylinder head.
    5. Fig 2: Locating Engine Wiring Harness Bracket Bolt & Engine Wiring Harness Bracket Stud
    GM945316Courtesy of GENERAL MOTORS CORP.
  5. Remove the wiring harness conduit upper bolt from the cylinder head and reposition the conduit to provide access.
  6. Remove the battery cable from the cylinder head. Refer to Battery Negative Cable Replacement (LY7) in Engine Electrical.
    7. Fig 3: View Of Right Cylinder Head
    GM902818Courtesy of GENERAL MOTORS CORP.
  7. Remove the cylinder head with the exhaust manifold.
    8. Fig 4: View Of Right Cylinder Head Gasket
    GM902817Courtesy of GENERAL MOTORS CORP.
  8. Remove and discard the cylinder head gasket.
  9. Clean and inspect the cylinder head and the engine block sealing surfaces.
  10. If necessary, perform the following steps:
    • Remove the exhaust manifold from the cylinder head.
    • Disassemble the cylinder head.
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